Corvallis MT ZIP Code
Corvallis city is located in Montana State, Ravalli County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Corvallis MT zip code by its streets and block numbers if we have some of the Corvallis streets loaded in our website
Corvallis Area Code is 406 and Time Zone is Mountain (GMT -07:00).
Corvallis Zip Code - Montana
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Corvallis City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Corvallis ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Corvallis, Montana.
The Corvallis Zip Code is 59828.
If you want to send a mail to Corvallis City, you should use the 59828 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Corvallis ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 59828 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Corvallis city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Montana.